$OpenBSD: patch-src_patricia_c,v 1.2 2016/11/19 12:02:37 ajacoutot Exp $
--- src/patricia.c.orig	Wed Nov 16 23:53:44 2016
+++ src/patricia.c	Thu Nov 17 07:43:54 2016
@@ -64,6 +64,7 @@ static char copyright[] =
 #include <stdio.h> /* sprintf, fprintf, stderr */
 #include <stdlib.h> /* free, atol, calloc */
 #include <string.h> /* memcpy, strchr, strlen */
+#include <netinet/in.h> /* warning: 'struct in_addr' declared inside parameter list */
 #include <arpa/inet.h> /* for inet_addr */
 #include <sys/types.h> /* for u_short, etc. */
 #include <stdbool.h>
